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本帖最后由 zhutongshuai 于 2011-12-24 12:33 编辑 ) m& Y# R. ^! w, D6 J7 f7 W' Z
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CTL-OP 109 Laboratory Procedure For Acceptance of Thermocouple Wire
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* \* p5 G$ S5 R1 o4 c* m4.1 Thermocouples shall be prepared by staff trained in preparation of thermocouples.7 e" X- {6 Y) a* \! K! O9 @
4.2 Thermocouples are to be prepared as noted:
, d' M4 E \7 J7 k0 M4.2.1 Inner insulation stripped back approximately 1.5 mm from tip.
+ S* o' n, x- \ R7 ?7 R; o4.2.2 Outer insulation, if any, stripped back approximately 15 mm from tip.
2 Q& w% g, q7 g4.2.3 The tip is to be joined by a single point weld. Other reliable and consistent methods of joining the thermocouple wires may be used upon prior acceptance of the CTL.
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Note – Dimensions given are typical, not required.
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